Vital signs monitor



FIG. 1 is a left perspective view of a vital signs monitor showing our new design;

FIG. 2 is a right perspective view thereof;

FIG. 3 is a front view thereof, the broken lines showing are for illustrative purposes only and forms no part of the claimed design invention;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a rear view thereof. 

The ornamental design for a vital signs monitor, as shown and described. 